21338229

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 32366880

約数和(自身を除く): 11028651

約数列:

[1, 3, 11, 29, 33, 87, 121, 319, 363, 957, 2027, 3509, 6081, 10527, 22297, 58783, 66891, 176349, 245267, 646613, 735801, 1939839, 7112743, 21338229]

約数ペア:

[(1, 21338229), (3, 7112743), (11, 1939839), (29, 735801), (33, 646613), (87, 245267), (121, 176349), (319, 66891), (363, 58783), (957, 22297), (2027, 10527), (3509, 6081)]